Package com.exasol.adapter.request

Class RefreshRequest

java.lang.Object

com.exasol.adapter.request.AbstractAdapterRequest

com.exasol.adapter.request.RefreshRequest

All Implemented Interfaces:

AdapterRequest

public class RefreshRequest
extends AbstractAdapterRequest

This class represents a request that tells a Virtual Schema Adapter to present the current metadata

Constructor Summary

Constructors

Constructor	Description
RefreshRequest(SchemaMetadataInfo schemaMetadataInfo)	Create a new request of type RefreshRequest for the whole Virtual Schema
RefreshRequest(SchemaMetadataInfo schemaMetadataInfo, List<String> tables)	Create a new request of type RefreshRequest for selected tables

Method Summary

Modifier and Type	Method	Description
String	executeWith(AdapterCallExecutor adapterCallExecutor, com.exasol.ExaMetadata metadata)	Execute an adapter call.
List<String>	getTables()	Get the tables for which the metadata should be presented
boolean	refreshesOnlySelectedTables()

Methods inherited from class com.exasol.adapter.request.AbstractAdapterRequest

getSchemaMetadataInfo, getType, getVirtualSchemaName, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

RefreshRequest

public RefreshRequest(SchemaMetadataInfo schemaMetadataInfo)

Create a new request of type RefreshRequest for the whole Virtual Schema

Parameters:

schemaMetadataInfo - schema metadata

RefreshRequest

public RefreshRequest(SchemaMetadataInfo schemaMetadataInfo,
                      List<String> tables)

Create a new request of type RefreshRequest for selected tables

Parameters:

schemaMetadataInfo - schema metadata

tables - tables for which the metadata should be refreshed

Method Detail

getTables

public List<String> getTables()

Get the tables for which the metadata should be presented

Returns:

tables

refreshesOnlySelectedTables

public boolean refreshesOnlySelectedTables()

Returns:

true if the refresh request is restricted to tables

executeWith

public String executeWith(AdapterCallExecutor adapterCallExecutor,
                          com.exasol.ExaMetadata metadata)
                   throws AdapterException

Description copied from interface: AdapterRequest

Execute an adapter call.

Parameters:

adapterCallExecutor - instance of AdapterCallExecutor

metadata - metadata for the context in which the adapter exists

Returns:

response in a JSON format

Throws:

AdapterException - if some problem occurs